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2.5 O: Statistical hypothesis testing

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Question 45

Andy plays tennis. The probability that any one of his serves lands in court is 0.6.

Andy's coach thinks that this probability has changed. Andy serves 50 times in a set, and 35 of the serves land in court.

Stating your hypotheses clearly, test the coach's belief at the 10% significance level.

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Markscheme

2.5 O: Statistical hypothesis testing Questions

  1. A Level
  2. /Maths
  3. /2.5 O: Statistical hypothesis testing

162 exam-style questions on AQA A Level Maths 2.5 O: Statistical hypothesis testing, covering 2.5.1 Language of hypothesis testing, 2.5.2 Hypothesis test for a binomial proportion, and 2.5.3 Hypothesis test for a Normal mean (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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